<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>后盾人</title>
  </head>
  <body>
    <!-- <button>houdunren.com</button> -->
  </body>
  <script>
    // let title = "后盾人";
    // function hd() {
    //   alert(title);
    // }
    // document.querySelector("button").addEventListener("click", hd);
    // console.log(title);

    let title = "后盾人";
    function show() {
      console.log(title);
    }
    show();
  </script>
</html>
